Smartphone-controlled lighting. That is one of the true signs that the future is now, ladies and gentlemen. And Philips is leading the charge with its [slightly expensive] Hue light bulbs. So, how do these bad boys work? Let's cut to video:

It's pretty simple, actually. So, when you buy a Hue starter pack (... $200), you get three light bulbs, and a wireless bridge device. The bridge, acting as a, well, bridge, links the light bulbs to your existing wireless router.